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<FONT color="green">001</FONT>    package org.hackystat.telemetry.analyzer.model;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.util.Collection;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.util.HashMap;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.util.Iterator;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.util.Map;<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    import org.hackystat.sensorbase.resource.projects.jaxb.Project;<a name="line.8"></a>
<FONT color="green">009</FONT>    import org.hackystat.utilities.time.interval.Interval;<a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>    /**<a name="line.11"></a>
<FONT color="green">012</FONT>     * Provides a collection of telemetry streams. Note that this class does not constrain<a name="line.12"></a>
<FONT color="green">013</FONT>     * what kind of telemetry streams are present in a collection. Typically, you want to add only<a name="line.13"></a>
<FONT color="green">014</FONT>     * related streams, and each stream should contain points over the same interval.<a name="line.14"></a>
<FONT color="green">015</FONT>     * &lt;p&gt;<a name="line.15"></a>
<FONT color="green">016</FONT>     * Thread Safety: methods in this class are not synchronized.<a name="line.16"></a>
<FONT color="green">017</FONT>     * <a name="line.17"></a>
<FONT color="green">018</FONT>     * @author (Cedric) Qin Zhang<a name="line.18"></a>
<FONT color="green">019</FONT>     */<a name="line.19"></a>
<FONT color="green">020</FONT>    public class TelemetryStreamCollection implements Iterable&lt;TelemetryStream&gt; {<a name="line.20"></a>
<FONT color="green">021</FONT>    <a name="line.21"></a>
<FONT color="green">022</FONT>      private String name;<a name="line.22"></a>
<FONT color="green">023</FONT>    <a name="line.23"></a>
<FONT color="green">024</FONT>      private Project project;<a name="line.24"></a>
<FONT color="green">025</FONT>    <a name="line.25"></a>
<FONT color="green">026</FONT>      private Interval interval;<a name="line.26"></a>
<FONT color="green">027</FONT>    <a name="line.27"></a>
<FONT color="green">028</FONT>      // key is stream tag, value is telemetry stream<a name="line.28"></a>
<FONT color="green">029</FONT>      // Must use HashMap, since key could be null. TreeMap throws null pointer exception.<a name="line.29"></a>
<FONT color="green">030</FONT>      private Map&lt;Object, TelemetryStream&gt; streamMap = new HashMap&lt;Object, TelemetryStream&gt;();<a name="line.30"></a>
<FONT color="green">031</FONT>    <a name="line.31"></a>
<FONT color="green">032</FONT>      /**<a name="line.32"></a>
<FONT color="green">033</FONT>       * Constructs this instance. The project and the interval are just tags, they<a name="line.33"></a>
<FONT color="green">034</FONT>       * are not used to constrain the kind of streams that can be added. (Maybe I<a name="line.34"></a>
<FONT color="green">035</FONT>       * should do this :=)).<a name="line.35"></a>
<FONT color="green">036</FONT>       * <a name="line.36"></a>
<FONT color="green">037</FONT>       * @param name The name of this telemetry streams collection.<a name="line.37"></a>
<FONT color="green">038</FONT>       * @param project The project.<a name="line.38"></a>
<FONT color="green">039</FONT>       * @param interval The interval.<a name="line.39"></a>
<FONT color="green">040</FONT>       */<a name="line.40"></a>
<FONT color="green">041</FONT>      public TelemetryStreamCollection(String name, Project project, Interval interval) {<a name="line.41"></a>
<FONT color="green">042</FONT>        this.name = name;<a name="line.42"></a>
<FONT color="green">043</FONT>        this.project = project;<a name="line.43"></a>
<FONT color="green">044</FONT>        this.interval = interval;<a name="line.44"></a>
<FONT color="green">045</FONT>      }<a name="line.45"></a>
<FONT color="green">046</FONT>    <a name="line.46"></a>
<FONT color="green">047</FONT>      /**<a name="line.47"></a>
<FONT color="green">048</FONT>       * Sets the name tag.<a name="line.48"></a>
<FONT color="green">049</FONT>       * <a name="line.49"></a>
<FONT color="green">050</FONT>       * @param name The name tag.<a name="line.50"></a>
<FONT color="green">051</FONT>       */<a name="line.51"></a>
<FONT color="green">052</FONT>      public void setName(String name) {<a name="line.52"></a>
<FONT color="green">053</FONT>        this.name = name;<a name="line.53"></a>
<FONT color="green">054</FONT>      }<a name="line.54"></a>
<FONT color="green">055</FONT>    <a name="line.55"></a>
<FONT color="green">056</FONT>      /**<a name="line.56"></a>
<FONT color="green">057</FONT>       * Gets the name tag.<a name="line.57"></a>
<FONT color="green">058</FONT>       * <a name="line.58"></a>
<FONT color="green">059</FONT>       * @return The name tag.<a name="line.59"></a>
<FONT color="green">060</FONT>       */<a name="line.60"></a>
<FONT color="green">061</FONT>      public String getName() {<a name="line.61"></a>
<FONT color="green">062</FONT>        return this.name;<a name="line.62"></a>
<FONT color="green">063</FONT>      }<a name="line.63"></a>
<FONT color="green">064</FONT>    <a name="line.64"></a>
<FONT color="green">065</FONT>      /**<a name="line.65"></a>
<FONT color="green">066</FONT>       * Gets the project tag.<a name="line.66"></a>
<FONT color="green">067</FONT>       * <a name="line.67"></a>
<FONT color="green">068</FONT>       * @return The project tag.<a name="line.68"></a>
<FONT color="green">069</FONT>       */<a name="line.69"></a>
<FONT color="green">070</FONT>      public Project getProject() {<a name="line.70"></a>
<FONT color="green">071</FONT>        return this.project;<a name="line.71"></a>
<FONT color="green">072</FONT>      }<a name="line.72"></a>
<FONT color="green">073</FONT>    <a name="line.73"></a>
<FONT color="green">074</FONT>      /**<a name="line.74"></a>
<FONT color="green">075</FONT>       * Gets the interval tag.<a name="line.75"></a>
<FONT color="green">076</FONT>       * <a name="line.76"></a>
<FONT color="green">077</FONT>       * @return The interval tag.<a name="line.77"></a>
<FONT color="green">078</FONT>       */<a name="line.78"></a>
<FONT color="green">079</FONT>      public Interval getInterval() {<a name="line.79"></a>
<FONT color="green">080</FONT>        return this.interval;<a name="line.80"></a>
<FONT color="green">081</FONT>      }<a name="line.81"></a>
<FONT color="green">082</FONT>    <a name="line.82"></a>
<FONT color="green">083</FONT>      /**<a name="line.83"></a>
<FONT color="green">084</FONT>       * Adds a telemetry stream to this collection.<a name="line.84"></a>
<FONT color="green">085</FONT>       * <a name="line.85"></a>
<FONT color="green">086</FONT>       * @param stream The telemetry stream to be added.<a name="line.86"></a>
<FONT color="green">087</FONT>       * @throws TelemetryDataModelException If there is already a stream with the same tag.<a name="line.87"></a>
<FONT color="green">088</FONT>       */<a name="line.88"></a>
<FONT color="green">089</FONT>      public void add(TelemetryStream stream) throws TelemetryDataModelException {<a name="line.89"></a>
<FONT color="green">090</FONT>        if (this.streamMap.containsKey(stream.getTag())) {<a name="line.90"></a>
<FONT color="green">091</FONT>          throw new TelemetryDataModelException("Duplicated stream tag detected.: " + stream.getTag());<a name="line.91"></a>
<FONT color="green">092</FONT>        }<a name="line.92"></a>
<FONT color="green">093</FONT>        this.streamMap.put(stream.getTag(), stream);<a name="line.93"></a>
<FONT color="green">094</FONT>      }<a name="line.94"></a>
<FONT color="green">095</FONT>    <a name="line.95"></a>
<FONT color="green">096</FONT>      /**<a name="line.96"></a>
<FONT color="green">097</FONT>       * Gets telemetry stream by tag value.<a name="line.97"></a>
<FONT color="green">098</FONT>       * <a name="line.98"></a>
<FONT color="green">099</FONT>       * @param tag Telemetry stream tag. Null is a valid value.<a name="line.99"></a>
<FONT color="green">100</FONT>       * @return TelemetryStream The telemetry stream, or null if it does not exist.<a name="line.100"></a>
<FONT color="green">101</FONT>       */<a name="line.101"></a>
<FONT color="green">102</FONT>      public TelemetryStream get(Object tag) {<a name="line.102"></a>
<FONT color="green">103</FONT>        return this.streamMap.get(tag);<a name="line.103"></a>
<FONT color="green">104</FONT>      }<a name="line.104"></a>
<FONT color="green">105</FONT>      <a name="line.105"></a>
<FONT color="green">106</FONT>      /**<a name="line.106"></a>
<FONT color="green">107</FONT>       * Return an iterator over the TelemetryStreams in this collection.<a name="line.107"></a>
<FONT color="green">108</FONT>       * <a name="line.108"></a>
<FONT color="green">109</FONT>       * @return An iterator over TelemetryStreams.<a name="line.109"></a>
<FONT color="green">110</FONT>       */<a name="line.110"></a>
<FONT color="green">111</FONT>      public Iterator&lt;TelemetryStream&gt; iterator() {<a name="line.111"></a>
<FONT color="green">112</FONT>        return this.streamMap.values().iterator();<a name="line.112"></a>
<FONT color="green">113</FONT>      }<a name="line.113"></a>
<FONT color="green">114</FONT>    <a name="line.114"></a>
<FONT color="green">115</FONT>      /**<a name="line.115"></a>
<FONT color="green">116</FONT>       * Gets all the telemetry streams contained in this collection.<a name="line.116"></a>
<FONT color="green">117</FONT>       * <a name="line.117"></a>
<FONT color="green">118</FONT>       * @return A collection of &lt;code&gt;TelemetryStream&lt;/code&gt; object.<a name="line.118"></a>
<FONT color="green">119</FONT>       */<a name="line.119"></a>
<FONT color="green">120</FONT>      public Collection&lt;TelemetryStream&gt; getTelemetryStreams() {<a name="line.120"></a>
<FONT color="green">121</FONT>        return this.streamMap.values();<a name="line.121"></a>
<FONT color="green">122</FONT>      }<a name="line.122"></a>
<FONT color="green">123</FONT>    <a name="line.123"></a>
<FONT color="green">124</FONT>    }<a name="line.124"></a>




























































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